using System.Collections.Generic;
using System.Linq;
using Continentis.MainGame;
using Continentis.MainGame.Card;
using Continentis.MainGame.Character;
using Continentis.MainGame.Combat;
using Continentis.MainGame.Commands;
using Continentis.Mods.Basic.Buffs;
using SLSUtilities.General;

namespace Continentis.Mods.Basic.Cards
{
    /// <summary>
    /// 暴风雪：对全体敌人造成伤害并附加冻结 Buff，同时对我方全体施加少量冻结 Buff。
    /// 卡牌数据配置 targetCount = -1、TargetEnemies，Logic 层自行查找友方角色。
    /// </summary>
    public class Blizzard : CardLogicBase
    {
        private const string FREEZE_COUNT_ENEMY = "Freeze_Count_Enemy";
        private const string FREEZE_COUNT_ALLY  = "Freeze_Count_Ally";

        private AttackContext IceCtx => AttackContext.Default(card).WithDamageKeywords(CardKeywords.Ice);

        public override void SetUpLogicComponents()
        {
            AddLogicComponent<CardLogicComponent_Attack>();
        }

        public override CommandGroup PlayEffect(List<CharacterBase> targetList)
        {
            return Cmd.Sequential(
                new Cmd_PlayAnimation(user.characterView, "Attack"),
                Cmd.Do(() =>
                {
                    // 对全体敌人造成伤害 + 冻结
                    AttackContext ctx = IceCtx;
                    int freezeCountEnemy = GetAttribute(FREEZE_COUNT_ENEMY);
                    foreach (CharacterBase target in targetList)
                    {
                        AttackTarget(target, GetTargetedFinalDamage(target, ctx), ctx);
                        CreateCharacterBuff<Freeze>(freezeCountEnemy).Apply(target, user, this);
                    }

                    // 对我方全体施加少量冻结（不造成伤害）
                    int freezeCountAlly = GetAttribute(FREEZE_COUNT_ALLY);
                    List<CharacterBase> allies = CombatMainManager.Instance.characterController.characters
                        .Where(c => user.IsAlly(c)).ToList();
                    foreach (CharacterBase ally in allies)
                    {
                        CreateCharacterBuff<Freeze>(freezeCountAlly).Apply(ally, user, this);
                    }
                })
            );
        }

        public override void ApplyAttributeChangesByCard()
        {
            LogicComponent<CardLogicComponent_Attack>().SetDamage_Magic();
        }
    }
}